-er -ic c-- ccc ccd cce cci ccm cco ccr ccs ccu cdc cdd cde cdi cdm cdo cdr cds cdu ce- cec ced cee cei cem ceo cer ces ceu ci- cic cid cie cii cim cio cir cis ciu cmc cmd cme cmi cmm cmo cmr cms cmu co- coc cod coe coi com coo cor cos cou crc crd cre cri crm cro crr crs cru csc csd cse csi csm cso csr css csu cuc cud cue cui cum cuo cur cus cuu dcc dcd dce dci dcm dco dcr dcs dcu ddc ddd dde ddi ddm ddo ddr dds ddu de- dec ded dee dei dem deo der des deu di- dic did die dii dim dio dir dis diu dmc dmd dme dmi dmm dmo dmr dms dmu doc dod doe doi dom doo dor dos dou drc drd dre dri drm dro drr drs dru dsc dsd dse dsi dsm dso dsr dss dsu duc dud due dui dum duo dur dus ec- ecc ecd ece eci ecm eco ecr ecs ecu ed- edc edd ede edi edm edo edr eds edu eec eed eee eem eeo eer ees eic eid eie eii eim eio eir eis eiu em- emc emd eme emi emm emo emr ems emu eo- eoc eod eoe eoi eom eoo eor eos eou erc erd ere eri erm ero err ers eru es- esc esd ese esi esm eso esr ess esu eu- euc eud eue eui eur eus i-d icc icd ice ici icm ico icr ics icu idc idd ide idi idm ido idr ids idu ie- iec ied iee iei iem ier ies iic iid iie iii iim iio iir iis iiu im- imc imd ime imi imm imo ims imu io- ioc iod ioe ioi iom ioo ior ios iou ir- irc ird ire iri irm iro irr irs iru is- isc isd ise isi ism iso isr iss isu iu- iuc iud iue iui ium iur ius m-o m-r mc- mcc mcd mce mci mcm mco mcr mcs mcu mdc mdd mde mdi mdm mdo mdr mds mdu mec med mee mei mem meo mer mes meu mi- mic mid mie mii mim mio mir mis miu mmc mmd mme mmi mmm mmo mmr mms mmu moc mod moe moi mom moo mor mos mou mrc mrd mre mri mrm mro mrr mrs mru msc msd mse msi msm mso msr mss msu muc mud mue mui mum mur mus muu o-i oc- occ ocd oci ocm oco ocr ocs ocu odc odd ode odi odm odo odr ods odu oec oed oee oei oem oeo oer oes oic oid oie oii oim oio oir ois oiu om- omc omd ome omi omm omo omr oms omu oo- ooc ood ooi oom ooo oor oos or- orc ord ore ori orm oro orr ors oru os- osc osd ose osi osm oso osr oss osu ou- ouc oud oue oui oum ouo our ous rcc rcd rce rci rcm rco rcr rcs rcu rdc rdd rde rdi rdm rdo rdr rds rdu re- rec red ree rei rem reo rer res reu ric rid rie rii rim rio rir ris rmc rmd rme rmi rmm rmo rmr rms roc rod roe roi rom roo ror ros rou rrc rrd rri rrm rrr rrs rru rsc rsd rse rsi rsm rso rsr rss rsu ruc rud rue rui rum ruo rur rus ruu scc scd sce sci scm sco scr scs scu sdc sdd sde sdi sdm sdo sdr sds sdu se- sec sed see sei sem seo ser ses seu sic sid sie sii sim sio sir sis siu smc smd sme smi smm smo smr sms smu soc sod soe soi som soo sor sos sou sr- src srd sre sri srm sro srr srs ss- ssc ssd sse ssi ssm sso ssr sss ssu suc sud sue sui sum suo sur sus suu ucc ucd uce uci ucm uco ucr ucs ucu udc udd ude udi udm udo udr uds udu uec ued uee uei uem uer ues uic uid uie uii uim uio uir uis uiu um- umc umd ume umi umm umo umr ums umu uoc uod uoe uom uoo uor uos ur- urc urd ure uri urm uro urr urs uru usc usd use usi usm uso usr uss usu uuc uue uum uur uus uuu